Designed for aggressive trail and enduro riding, the Shimano XTR Di2 M9200 Complete Upgrade Kit delivers lightning-fast wireless shifting, intuitive customization, and rock-solid durability. At the core is the all-new M9250 Di2 rear derailleur. This 12-speed kit is rugged, lightweight, and seamlessly integrated with the rest of the system for a smarter, faster ride experience.
Whether you're hammering through technical terrain or sprinting to the finish, this complete drivetrain kit provides the precision and performance elite riders rely on.
Shimano XTR Di2 M9200 derailleur and shifter are 100% backwards compatible with your current Shimano 12-Speed cassette, crankset/chainring, and chain.
What's Included:
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M9250 Di2 Rear Derailleur
Built to thrive in the toughest conditions, the Shimano XTR M9250 Di2 Rear Derailleur is the go-to choice for elite enduro racers and XC riders who demand reliability and low weight. -
CS-M9200 Cassette
Engineered for elite-level performance, the XTR CS-M9200 cassette represents the latest evolution of Shimano’s HYPERGLIDE+ technology. Redesigned tooth profiles deliver smoother, faster, and more precise shifting under load, making it ideal for racing and aggressive trail riding. -
M9250 Di2 Shifter
Shimano’s most ergonomic, adjustable shifter yet. Features customizable multi-shift modes, a programmable third button, and satisfyingly fast, tactile actuation. -
BT-DN320 Di2 Battery
Seamlessly integrated into the rear derailleur for protection, this 310mAh battery powers fast, consistent shifting in all trail conditions and is fully removable for charging. -
EC-DN100 Battery Charger
Compact and user-friendly, the EC-DN100 makes recharging quick and easy, ensuring your drivetrain stays ready for long days on the trail. -
CN-M9100 12-Speed Chain
Engineered for HYPERGLIDE+ drivetrains, this chain delivers fast, shockless shifting with unmatched chain retention and drivetrain efficiency.
Why Choose the XTR Di2 M9200 Upgrade Kit?
This complete wireless drivetrain upgrade brings cutting-edge shifting technology and race-ready efficiency to the trail. With seamless customization via Shimano’s E-Tube app, precise shift mapping, and rugged component construction, the XTR M9200 kit is built to go faster, shift smarter, and ride harder.
XTR Di2 M9200 Complete Upgrade Kit Specs:
Derailleur
| Model: | XTR M9250 |
| Model ID: | RD-M9250-GS (Mid Cage) RD-M9250-SGS (Long Cage) |
| Shift Technology: | Wireless |
| Communication Protocol: | Di2 |
| Max Tooth: | 38t |
| Drive Config: | 1x |
| Weight: | TBD |
Cassette
| Model: | XTR M9200 |
| Model ID: | CS-M9200-12 |
| Gearing: | 9-45t, 10-51t |
| Technology: | HYPERGLIDE+ |
| Cog Sizes: | 9-45t: 9-11-13-15-17-19-21-24-28-33-39-45t 10-51t: 10-12-14-16-18-21-24-28-33-39-45-51t |
| Installation Note: | 45t Requires the Shimano TL-LR21 Cassette Tool for installation. |
Shifter
| Model: | XTR M9250 |
| Model ID: | SW-M9250-R/IR |
| Shifter Type: | Wireless |
| Orientation: | Right |
| Clamp: | 22.2mm Band Clamp |
Chain
| Model: | XTR M9100 |
| Model ID: | CN-M9100 |
| Type: | HG |
| Rear Speeds: | 12 |
| Roller Link Plate: | Chromizing |
| Pins: | Hollow |
| # of links: | 126 |
| Weight: | 242g |
Works With
The Shimano XTR Di2 M9200 Complete Upgrade Kit is 100% backwards compatible with your current Shimano 12-Speed cassette, crankset/chainring, and chain. Compatible models include: XTR M9100, Deore XT M8100, SLX M7100, and Deore M6100.
Medium cage derailleurs are compatible with 45t cassettes, and long cage derailleurs are compatible with 51t cassettes.
Please reach out to us with any questions you may have on anything we sell. We want to make sure you get the right items the first time. Our lifelong riders at Thunder Mountain Bikes are knowledgeable and would love to talk to you!
Shipping
We currently offer both economy and expedited shipping options through FedEX and USPS.
Most orders totaling over $59 are eligible to ship for free via an economy ground option of our choice.
Due to larger box sizes, handlebars and other oversized items will have an additional shipping fee.
Most bikes ship free within the continental US. Bike shipping to AK, HI, or PR is available at an additional charge depending on the exact delivery location.
If you're in need of something super-quick, please contact us directly. We may be able to overnight your order with an additional fee depending on your location.
RETURNS
Should there be an issue with the item you bought, or you no longer need your purchase, we will be happy to set up a return.
Component & Gear Returns
Returns may be requested within sixty (60) days of the delivery date. All returned items must be received in new, unused, and uninstalled condition, with the original tags and labels attached and in the original packaging. We cannot accept returns on any items installed or show wear of any kind.
Bike Returns
Returns or exchange requests for bikes must be requested by emailing us at sedona@thundermountainbikes.com within fifteen (15) days from the date of delivery. Bikes must be in un-ridden condition. Custom-built bikes may not be returned. Returned bikes have a $200 restocking fee and the customer pays for return shipping.
Return Shipping
Customers may choose to use our provided flat-rate return shipping label at $9, or choose a carrier of their choice to handle their product return.
The $9 flat rate label will be deducted from the refund issued for the return. You can either print this label after requesting a return from the Order History in your Account profile, or you can request that we email you the label.
For all other return shipping methods, please email us at sedona@thundermountainbikes.com after submitting your return request so that we can confirm the shipping information you should use to return your item(s).
REFUNDS
We will process your return after we receive your returned item(s) and inspect the condition. Please allow at least seven (7) days from the receipt of your item to process your refund. We will notify you by email when your return has been processed.
EXCEPTIONS
If you receive defective or damaged products or if we sent you the wrong products, please contact us using the phone number or email below.
RETURN PROCESS
To request a return, please log in to your customer account by clicking the 
Profile icon in the top right of any page or visit account.thundermountainbikes.com.
1. In the Email field, enter your email address and click Continue.
2. In your email account, open the email sent from our store and copy the six-digit verification code included in the email.
3. Go back to the online store and enter a six-digit verification code to log in.
4. Find and click on the order you want to submit a return for.
5. If your order has more than one item, select only the items you want to return.
6. Select a return reason and add a note for the store if needed.
7. Click Request Return.
Once your return request is approved, you will receive an email with shipping instructions and a return shipping label.
QUESTIONS ABOUT RETURNS?
If you have any questions concerning our return policy, please contact us at:
